Home / 40,040.71-55,254.63-23,910.73

Finding the Fourth Proportional to 40,040.71, 55,254.63 and 23,910.73

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Solution

The fourth proportional to 40,040.71, 55,254.63 and 23,910.73 is: 32,995.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,040.71 : 55,254.63 = 23,910.73 : x
  2. Step 2: Convert to fraction form
    40,040.71/55,254.63 = 23,910.73/x
  3. Step 3: Cross multiply
    40,040.71x = 55,254.63 × 23,910.73
  4. Step 4: Simplify right side
    40,040.71x = 1,321,178,401.04
  5. Step 5: Solve for x
    x = 1,321,178,401.04/40,040.71
  6. Step 6: Final answer
    x = 32,995.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.